QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem884175
USGS iscgem884175
12 Apr 1958, 13:25
70 km E of Hirara, Japan
A magnitude 6 mw earthquake at 35 km depth.
Published location
Where is 70 km E of Hirara, Japan?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
24.853000, 125.996000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Catalog fields and provenance
Event ID
iscgem884175
Coordinates
24.853, 125.996
Network
iscgem
Significance
561